dns-resolve: Do not treat never accessed responses as expired. #3004

Job	Run time
dpdk gcc (ubuntu-24.04)	6s
libreswan (ubuntu-24.04)	5s
build oss-fuzz fuzzers	2m 53s
osx clang --disable-ssl	2m 19s
linux deb no dpdk	4m 41s
linux gcc (ubuntu-14.04)	3m 14s
linux rpm fedora	3m 44s
clang-analyze-cache	11m 1s
linux clang c99	3m 43s
linux gcc --disable-ssl	2m 31s
linux clang --disable-ssl	3m 16s
linux gcc test	8m 38s
linux gcc c99	2m 40s
linux clang address,undefined test	17m 15s
linux clang check check-dpdk dpdk	18m 21s
linux clang test -ljemalloc	8m 55s
linux clang test --enable-shared	9m 59s
linux gcc test -ljemalloc	8m 21s
linux gcc check check-dpdk dpdk	19m 44s
linux gcc dpdk --enable-shared	3m 37s
linux gcc --enable-afxdp	2m 30s
linux gcc test --enable-shared	11m 11s
linux clang dpdk --enable-shared	4m 3s
linux clang dpdk-shared	3m 31s
linux gcc dpdk-shared --enable-shared	3m 28s
linux gcc check-kernel -100	10m 38s
linux gcc check-ovsdb-cluster	7m 9s
linux gcc dpdk-shared	3m 1s
linux clang --enable-afxdp	3m 26s
linux gcc check-kernel 100-	19m 48s
linux clang dpdk-shared --enable-shared	3m 55s
linux clang address,undefined check-kernel -100	13m 37s
linux gcc dpdk check-system-userspace	13m 36s
linux gcc m32 --disable-ssl	2m 27s
linux clang address,undefined dpdk check-system-userspace	16m 51s
linux gcc check-offloads 100-	13m 2s
linux clang address,undefined check-kernel 100-	23m 26s
linux gcc dpdk check-afxdp	12m 49s
linux gcc check-offloads -100	9m 12s
linux gcc dpdk check-system-tso	12m 29s
clang-analyze	11m 15s
	5h 36m 27s

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